@article{CMJ_1998_48_4_a7,
     author = {Nebesk\'y, Ladislav},
     title = {An algebraic characterization of geodetic graphs},
     journal = {Czechoslovak Mathematical Journal},
     pages = {701--710},
     year = {1998},
     volume = {48},
     number = {4},
     mrnumber = {1658245},
     zbl = {0949.05022},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_1998_48_4_a7/}
}